* [PTRun] Support drag&drop to other application for files in result list
* [PTRun] use file/folder thumbnail as drag image
* (fix spellcheck)
* [PTRun] use _mouseDownResultViewModel.Image to generate the drag image
* fix spelling + refactoring
* Moved Logger/Log.cs from Wox.Infrastructure to Wox.Plugin
- Installed Logger dependency in Wox.Plugin: NLog.Extensions.Logging
- Moved file Log.cs from Wox.Infrastructure/Logger/ to Wox.Plugin/Logger
- Moved file Constant.cs from Wox.Infrastructure to Wox.Plugin: This file was moved since Log.cs depends on this class
- Copied Wox.Infrastructure.Helper.NonNull to Wox.Plugin.Constant since Constant.cs depends on this method
- Replaced all "using Wox.Infrastructure.Logger" to "using Wox.Plugin.Logger" in all files as needed
- Replaced Wox.Infrastructure.Constant to Wox.Plugin.Constant in all files as needed
* Removed Nlog.Extensions.Logging from Wox.Infrastructure
* Added logging and suppressed general exceptions (CA1031: Do not catch general exception types)
* Resolved fxcop errors introduced by newly added Log.cs
- CA1307: Specify StringComparison for clarity
- CA2000: Dispose objects before losing scope
- CA1062: Validate arguments of public methods
* Replaced Wox.Infrastructure.Logger with Wox.Plugin.Logger
